Activator.java 文件源码

@Override
protected void startVerticle() {

    m_sharedData = vertx.sharedData().getMap(SHARED_METRICS_KEY);

    // OSHI system information
    SystemInfo systemInfo = new SystemInfo();
    m_oshiMetrics = new OshiMetrics(systemInfo);
    m_oshiMetrics.init();

    // Java OS MXBean information
    m_osMXBeanMetrics = new OSMXBeanMetrics();
    m_osMXBeanMetrics.init();

    // Register metrics
    m_registry = new MetricRegistry();

    logger().debug("Registering JVM garbage collection metric set");
    registerMetrics("jvm.gc", new GarbageCollectorMetricSet(), m_registry);

    logger().debug("Registering JMV buffer metric set");
    registerMetrics("jvm.buffers", new BufferPoolMetricSet(
            ManagementFactory.getPlatformMBeanServer()), m_registry);

    logger().debug("Registering JMV memory usage metric set");
    registerMetrics("jvm.memory", new MemoryUsageGaugeSet(), m_registry);

    logger().debug("Registering JMV thread states metric set");
    registerMetrics("jvm.threads", new ThreadStatesGaugeSet(), m_registry);

    // Aggregate metrics
    registerAggregateMetrics(m_registry);

    // Output system information
    outputSysInfo(systemInfo);
}